Top stories in health and medicine, August 22, 2012

This series is brought to you by MedPage Today.

1. Calcium Score Best Add-On in Gauging CV Risk. Coronary artery calcium may be the best addition to traditional cardiovascular risk assessment for predicting heart disease in intermediate risk patients.

2. New Drug-Eluting Stent Works Well in STEMI. A new-generation biodegradable drug-eluting stent had a lower rate of major cardiac events than similar bare-metal devices.

3. Hospitals Slow to Embrace ACOs. Although the vast majority of surveyed hospitals aren’t yet ready to participate in accountable care organizations (ACOs), supporters of ACOs shouldn’t panic.

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